The phrase "divine decree" refers to a decision made by a higher power, usually God or a deity. It suggests that the decision is of an ultimate and unquestionable nature, as it comes from a higher source. Full definition
Of all the Western races, that can read skillfully the providence of God, or can read it at all who can hesitate in affirming that the signs of divine decree point to this land of ours which is gathering to itself the races which must take the lead in the final conflicts of Christianity for possession of the world? (religion-online.org)
What marks the more recent literature as distinctive is not its concern with corporeal thinness and good health per se but the apparent willingness of authors to accept, ardently and without flinching, the somatic standards of the wider culture and convert them into divine decree. (religion-online.org)
First, we must remember that in Scripture, and especially in Pauline theology, Jesus Christ is the ultimate elect one, and individual people become elect, not through an eternal divine decree from God, but by joining with Christ by faith. (redeeminggod.com)